com.google.gwt.sample.contacts.client.presenter.EditContactActivity.java Source code

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Here is the source code for com.google.gwt.sample.contacts.client.presenter.EditContactActivity.java

Source

package com.google.gwt.sample.contacts.client.presenter;

import com.google.gwt.activity.shared.AbstractActivity;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.HasClickHandlers;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.place.shared.PlaceController;
import com.google.gwt.sample.contacts.client.ContactsServiceAsync;
import com.google.gwt.sample.contacts.client.factory.ClientFactory;
import com.google.gwt.sample.contacts.client.place.ContactPlace;
import com.google.gwt.sample.contacts.client.place.EditContactPlace;
import com.google.gwt.sample.contacts.client.place.NewContactPlace;
import com.google.gwt.sample.contacts.shared.Contact;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.AcceptsOneWidget;
import com.google.gwt.user.client.ui.HasValue;
import com.google.gwt.user.client.ui.Widget;

public class EditContactActivity extends AbstractActivity {

    public interface IEditDisplay {
        HasClickHandlers getSaveButton();

        HasClickHandlers getCancelButton();

        HasValue<String> getFirstName();

        HasValue<String> getLastName();

        HasValue<String> getEmailAddress();

        Widget asWidget();
    }

    private Contact contact;
    private final ContactsServiceAsync rpcService;
    private final EventBus eventBus;
    private final IEditDisplay display;
    private final PlaceController placeController;

    public EditContactActivity(NewContactPlace place, ClientFactory clientFactory) {
        this.rpcService = clientFactory.getContactServiceRPC();
        this.eventBus = clientFactory.getEventBus();
        this.contact = new Contact();
        this.display = clientFactory.getEditContactView();
        this.placeController = clientFactory.getPlaceController();
        bind();
    }

    //   public EditContactActivity(ContactsServiceAsync rpcService,
    //         EventBus eventBus, IEditDisplay display) {
    //      this.rpcService = rpcService;
    //      this.eventBus = eventBus;
    //      this.contact = new Contact();
    //      this.display = display;
    //      bind();
    //   }

    public EditContactActivity(EditContactPlace place, ClientFactory clientFactory) {
        this.rpcService = clientFactory.getContactServiceRPC();
        this.eventBus = clientFactory.getEventBus();
        this.display = clientFactory.getEditContactView();
        this.placeController = clientFactory.getPlaceController();
        String id = place.getPlaceName();

        bind();

        rpcService.getContact(id, new AsyncCallback<Contact>() {
            public void onSuccess(Contact result) {
                contact = result;
                EditContactActivity.this.display.getFirstName().setValue(contact.getFirstName());
                EditContactActivity.this.display.getLastName().setValue(contact.getLastName());
                EditContactActivity.this.display.getEmailAddress().setValue(contact.getEmailAddress());
            }

            public void onFailure(Throwable caught) {
                Window.alert("Error retrieving contact");
            }
        });
    }

    //   public EditContactActivity(ContactsServiceAsync rpcService,
    //         EventBus eventBus, IEditDisplay display, String id) {
    //      this.rpcService = rpcService;
    //      this.eventBus = eventBus;
    //      this.display = display;
    //      bind();
    //
    //      rpcService.getContact(id, new AsyncCallback<Contact>() {
    //         public void onSuccess(Contact result) {
    //            contact = result;
    //            EditContactActivity.this.display.getFirstName().setValue(
    //                  contact.getFirstName());
    //            EditContactActivity.this.display.getLastName().setValue(
    //                  contact.getLastName());
    //            EditContactActivity.this.display.getEmailAddress().setValue(
    //                  contact.getEmailAddress());
    //         }
    //
    //         public void onFailure(Throwable caught) {
    //            Window.alert("Error retrieving contact");
    //         }
    //      });
    //
    //   }

    public void bind() {
        this.display.getSaveButton().addClickHandler(new ClickHandler() {
            public void onClick(ClickEvent event) {
                doSave();
            }
        });

        this.display.getCancelButton().addClickHandler(new ClickHandler() {
            public void onClick(ClickEvent event) {
                //            eventBus.fireEvent(new EditContactCancelledEvent());
                EditContactActivity.this.placeController.goTo(new ContactPlace(""));
            }
        });
    }

    @Override
    public void start(AcceptsOneWidget container, EventBus eventBus) {
        container.setWidget(display.asWidget());
    }

    private void doSave() {
        contact.setFirstName(display.getFirstName().getValue());
        contact.setLastName(display.getLastName().getValue());
        contact.setEmailAddress(display.getEmailAddress().getValue());

        rpcService.updateContact(contact, new AsyncCallback<Contact>() {
            public void onSuccess(Contact result) {
                //            eventBus.fireEvent(new ContactUpdatedEvent(result));
                EditContactActivity.this.placeController.goTo(new ContactPlace(""));
            }

            public void onFailure(Throwable caught) {
                Window.alert("Error updating contact");
            }
        });
    }

}